DBCO-PEG13-NHSEsterreactsspecificallyandefficientlywithaprimaryamine(e.g.,sidechainoflysineresiduesoraminosilane-coatedsurfaces)atpH7-9toformacovalentbond.Thehydrophilicpolyethyleneglycol(PEG)spacerarmimpartswatersolubilityandprovidesalongandflexIBLeconnectionthatminimizessterichindranceinvolvedwithligationtocomplementaryazide-containingmolecules.

| Molecularweight | 1046.16 |
| Molecularformula | C52H75N3O19 |
| CAS | N/A |
| Solubility | DMSO,DMF,THF,Acetonitrile,Dichloromethane |
| Purity | >95%(HPLC) |
| Appearance | Yellowtoslightlyorangeoil |
| StorageConditions | -20°C.Desiccate |
| Shippingconditions | Ambienttemperature |